Defining polynomial
\(x^{23} + 940\) |
Invariants
Base field: | $\Q_{47}$ |
Degree $d$: | $23$ |
Ramification exponent $e$: | $23$ |
Residue field degree $f$: | $1$ |
Discriminant exponent $c$: | $22$ |
Discriminant root field: | $\Q_{47}$ |
Root number: | $1$ |
$\card{ \Gal(K/\Q_{ 47 }) }$: | $23$ |
This field is Galois and abelian over $\Q_{47}.$ | |
Visible slopes: | None |
Intermediate fields
The extension is primitive: there are no intermediate fields between this field and $\Q_{ 47 }$. |
Unramified/totally ramified tower
Unramified subfield: | $\Q_{47}$ |
Relative Eisenstein polynomial: | \( x^{23} + 940 \) |
Ramification polygon
Residual polynomials: | $z^{22} + 23z^{21} + 18z^{20} + 32z^{19} + 19z^{18} + 44z^{17} + 38z^{16} + 5z^{15} + 10z^{14} + z^{13} + 39z^{12} + 29z^{11} + 29z^{10} + 39z^{9} + z^{8} + 10z^{7} + 5z^{6} + 38z^{5} + 44z^{4} + 19z^{3} + 32z^{2} + 18z + 23$ |
Associated inertia: | $1$ |
Indices of inseparability: | $[0]$ |
Invariants of the Galois closure
Galois group: | $C_{23}$ (as 23T1) |
Inertia group: | $C_{23}$ (as 23T1) |
Wild inertia group: | $C_1$ |
Unramified degree: | $1$ |
Tame degree: | $23$ |
Wild slopes: | None |
Galois mean slope: | $22/23$ |
Galois splitting model: | Not computed |